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Finding the Fourth Proportional to 12,482.73, 17,200.22 and 8,496.92

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Solution

The fourth proportional to 12,482.73, 17,200.22 and 8,496.92 is: 11,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.73 : 17,200.22 = 8,496.92 : x
  2. Step 2: Convert to fraction form
    12,482.73/17,200.22 = 8,496.92/x
  3. Step 3: Cross multiply
    12,482.73x = 17,200.22 × 8,496.92
  4. Step 4: Simplify right side
    12,482.73x = 146,148,893.84
  5. Step 5: Solve for x
    x = 146,148,893.84/12,482.73
  6. Step 6: Final answer
    x = 11,708.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.